4020401333 has 12 divisors (see below), whose sum is σ = 4355370720. Its totient is φ = 3709504656.

The previous prime is 4020401309. The next prime is 4020401351. The reversal of 4020401333 is 3331040204.

It is not a de Polignac number, because 4020401333 - 2⁶ = 4020401269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020401303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 558008 + ... + 565166.

It is an arithmetic number, because the mean of its divisors is an integer number (362947560).

Almost surely, 2^4020401333 is an apocalyptic number.

It is an amenable number.

4020401333 is a deficient number, since it is larger than the sum of its proper divisors (334969387).

4020401333 is a wasteful number, since it uses less digits than its factorization.

4020401333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10508 (or 10495 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 4020401333 is about 63406.6347711342. The cubic root of 4020401333 is about 1590.0952348584.

Adding to 4020401333 its reverse (3331040204), we get a palindrome (7351441537).

The spelling of 4020401333 in words is "four billion, twenty million, four hundred one thousand, three hundred thirty-three".